body>header{
    background-color: lightskyblue;
    text-align: center;
    height: 50px;
    line-height: 50px;
    width: 100%;
    display: flex;
    justify-content: space-between;
    color: white;
}
body>header ul{
    display: flex;
    font-size: 16px;
}
body>header ul li{
    margin: 0 10px;
}
html,body{
    height: 100%;
}
footer{
    height: 90%;
    color: white;
    display: flex;
}
footer>ul{
    background-color: darkslateblue;
    font-size: 14px;
    height: 100%;
    width: 170px;
}
footer ul li{
    padding: 10px;
    width: 150px
}
footer section{
    background-color: rgb(236, 230, 230);
    flex: 1;
}
footer section .up{
    width: 100%;
    float: left;
}
footer section .up span{
    display: block;
    text-align: center;
    width: 80px;
    font-size: 14px;
    height: 40px;
    line-height: 40px;
}
footer section .up .ups1,.ups2{
    float: left;
}
footer section .up .ups2{
    background-color: blueviolet;
}
footer section .up .ups3,.ups4{
    float: right;
    color: black;
}
footer section .up .ups1,.ups3{
    width: 40px;
}
footer section .center,.last{
    clear: both;
    display: flex;
    justify-content: space-around;
    width: 100%;
    margin-bottom: 20px;
}
footer section .center li{
    width: 22%;
    background-color: green;
    height: 50px;
    display: flex;
    position: relative;
}
footer section .center li .tubiao{
    position: absolute;
    right: 20px;
    top: 10px;
}
footer section .center li div .shouru{
    font-size: 14px;
}
footer section .last li{
    width: 46%;
    height: 400px;
    background-color: white;
}
footer section table{
    width: 100%;
    text-align: center;
    background-color: white;
    color: black;
}
footer section table tbody td{
    width: 200px;
    height: 50px;
}
footer section table tr{
    border-bottom: 1px solid black;
}